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990k Undisturbed Pavement Ridge
95
9697
9899
100
101102
103
0 50 100 150 200
Distance (m)
Elev
atio
n ab
ove
datu
m (m
)
Series1
990k Undisturbed Pavement Ridge
y = 0.0016x - 0.1312R2 = 0.9362
y = 0.0016x - 0.1363R2 = 0.9059
-0.2
-0.15
-0.1
-0.05
0
0.05
0.1
0.15
0 50 100 150 200
Distance (m)
Slop
e (m
/m)
all data
regress pts
Linear (regress pts )
Linear (all data)
Courtesy of The Geological Society of America. Used with permission.
Courtesy of The Geological Society of America. Used with permission.
Courtesy of The Geological Society of America. Used with permission.
Courtesy of The Geological Society of America. Used with permission.
Courtesy of The Geological Society of America. Used with permission.
0
0.005
0.01
0.015
0.02
0.025
0.03
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
Slope (m/m)
Qs
(m^2
/yr)
n=1
n=2
n=3
n=1 + n=6
A&H89
Retal99
H94
Braun, Heimsath, Chappell, 2001, Geology, v.29, pg. 683-686
soil depth
Steady State Condition
curvature
soil production rate
Courtesy of The Geological Society of America. Used with permission.
Braun, Heimsath, Chappell, 2001, Geology, v.29, pg. 683-686
qs – linear creep
qs – rheologic creep
qs -- sheetwash
Courtesy of The Geological Society of America. Used with permission.
Braun, Heimsath, Chappell, 2001, Geology, v.29, pg. 683-686
Courtesy of The Geological Society of America. Used with permission.
Courtesy of The Geological Society of America. Used with permission.
Courtesy of The Geological Society of America. Used with permission.
Confirmation Qs linear with Slope (over this range of shallow slopes); butNo direct test of (a) non-linearity at high slopes, (b) dependence on soil depth
Courtesy of The Geological Society of America. Used with permission.